Inhoudsopgave
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Beschikbare talen
Beschikbare talen
In case of malfunction
In case of malfunction, switch the machine off and
disconnect the plug from the mains! Repairs on the
electric parts of the tool may only be done by an electrical
specialist.
Trouble Shooting
Error
Possible Cause
machine does not
- mains current supply interrupted
work
- line cord or plug damaged
- switch damaged
- the PRCD-switch is off
motor runs, drill
- gearbox damaged
bit does not
rotate
drilling speed too
- water pressure / water flow rate
slow
too high
- drill bit damaged
- gearbox damaged
- drill bit polished
motor shuts down - the tool stops
- the tool overheats
- overload protection of the motor
has reacted
water drops out
- shaft sealing rings damaged
of the gearbox
housing
Error Recovery
- plug in another electric
appliance and check the
functioning
- have it checked by an electric
specialist and replaced if
necessary
- have it checked by an electric
specialist and replaced if
necessary
- press RESET to switch on
- have the tool repaired by an
authorised service workshop
- regulate the water quantity
- check if drill bit is damaged and
replace it if necessary
- have the tool repaired by an
authorised service workshop
- sharpen the drill bit with a
sharpening stick while using the
flush
- lead the tool in a straight
manner to avoid jamming of the
drill bit.
- cool down the machine
approximately 2 minutes and
then let the machine run a couple
of time in idle running with full
speed and opened water supply
(protection of the shaft seals) to
cool the motor more down.
- discharge the tool and restart it
by pressing the switch
- have the tool repaired by an
authorised service workshop
25
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Inhoudsopgave
